ID   SYFA_ZYMMO              Reviewed;         366 AA.
AC   Q5NMC2;
DT   04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-2005, sequence version 1.
DT   03-AUG-2022, entry version 91.
DE   RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00281};
DE            EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00281};
DE   AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00281};
DE            Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00281};
GN   Name=pheS {ECO:0000255|HAMAP-Rule:MF_00281}; OrderedLocusNames=ZMO1514;
OS   Zymomonas mobilis subsp. mobilis (strain ATCC 31821 / ZM4 / CP4).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales;
OC   Zymomonadaceae; Zymomonas.
OX   NCBI_TaxID=264203;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 31821 / ZM4 / CP4;
RX   PubMed=15592456; DOI=10.1038/nbt1045;
RA   Seo J.-S., Chong H., Park H.S., Yoon K.-O., Jung C., Kim J.J., Hong J.H.,
RA   Kim H., Kim J.-H., Kil J.-I., Park C.J., Oh H.-M., Lee J.-S., Jin S.-J.,
RA   Um H.-W., Lee H.-J., Oh S.-J., Kim J.Y., Kang H.L., Lee S.Y., Lee K.J.,
RA   Kang H.S.;
RT   "The genome sequence of the ethanologenic bacterium Zymomonas mobilis
RT   ZM4.";
RL   Nat. Biotechnol. 23:63-68(2005).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-phenylalanine + tRNA(Phe) = AMP + diphosphate + H(+) +
CC         L-phenylalanyl-tRNA(Phe); Xref=Rhea:RHEA:19413, Rhea:RHEA-COMP:9668,
CC         Rhea:RHEA-COMP:9699, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:58095, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78531, ChEBI:CHEBI:456215; EC=6.1.1.20;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00281};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00281};
CC       Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC       Rule:MF_00281};
CC   -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00281}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00281}.
CC   -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC       Phe-tRNA synthetase alpha subunit type 1 subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_00281}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAV90138.2; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE008692; AAV90138.2; ALT_INIT; Genomic_DNA.
DR   AlphaFoldDB; Q5NMC2; -.
DR   SMR; Q5NMC2; -.
DR   STRING; 264203.ZMO1514; -.
DR   EnsemblBacteria; AAV90138; AAV90138; ZMO1514.
DR   KEGG; zmo:ZMO1514; -.
DR   eggNOG; COG0016; Bacteria.
DR   HOGENOM; CLU_025086_0_1_5; -.
DR   Proteomes; UP000001173; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004826; F:phenylalanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:InterPro.
DR   GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.930.10; -; 1.
DR   HAMAP; MF_00281; Phe_tRNA_synth_alpha1; 1.
DR   InterPro; IPR006195; aa-tRNA-synth_II.
DR   InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR   InterPro; IPR004529; Phe-tRNA-synth_IIc_asu.
DR   InterPro; IPR004530; Phe-tRNA-synth_IIc_mito.
DR   InterPro; IPR004188; Phe-tRNA_ligase_II_N.
DR   InterPro; IPR022911; Phe_tRNA_ligase_alpha1_bac.
DR   InterPro; IPR002319; Phenylalanyl-tRNA_Synthase.
DR   InterPro; IPR010978; tRNA-bd_arm.
DR   PANTHER; PTHR11538:SF41; PTHR11538:SF41; 1.
DR   Pfam; PF02912; Phe_tRNA-synt_N; 1.
DR   Pfam; PF01409; tRNA-synt_2d; 1.
DR   SUPFAM; SSF46589; SSF46589; 1.
DR   SUPFAM; SSF55681; SSF55681; 1.
DR   TIGRFAMs; TIGR00468; pheS; 1.
DR   PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium;
KW   Metal-binding; Nucleotide-binding; Protein biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..366
FT                   /note="Phenylalanine--tRNA ligase alpha subunit"
FT                   /id="PRO_0000232043"
FT   BINDING         264
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with beta subunit"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00281"
SQ   SEQUENCE   366 AA;  40337 MW;  0467EDA7FB348D35 CRC64;
     MTDLDNLKAD LIGQISQSGD LAGLESVRVH ALGKQGVVTA LLKSLGKMTP EERQEKGPVI
     HSLRQAVAQG IADRKQALET ALLNEKLASE TIDLSLPSPK MPKGSLHPVS QVMDELAEIF
     ADLGFAVASG PEIEDEWHNF SALNIPESHP ARAMHDTFYF EPQEGASDKG DKGRMLLRTH
     TSPVQIRTMQ GQEPPIRIIA PGRTYRSDSD ATHTPMFHQV EGLVIDKGVH LGHLKWTLET
     FVRAYFERDD IVLRLRPSYF PFTEPSMEVD VGYTLEKGRR IIGGKQPDGW MEILGSGMVH
     PNVITACGLD PNVWQGFAFG CGIDRLAMLK YGMDDLRAFF DGDLRWLRHF GFAALDVPTL
     SGGVGA